“…sativa ( N. sativa ) have different types of pharmacologically active substances, such as thymol, dithymoquinone, thymoquinone, carvacrol, alpha-hedrin, nigellicine-N-oxide, and nigellidine, which help in strengthening of paraimmunity ( Ghaly et al., 2017 ; Saleh et al., 2018 ). The seeds of N. sativa have been used to treat coughs, dropsy, vomiting, diarrhoea, obesity, abdominal pain, stomachic, hepatic disorders, intermittent fevers, asthma, rheumatism, skin diseases, diuretic, joint pain, diaphoretic, dyspepsia, carminative, migraine, and chronic headache ( Hussain and Hussain, 2016 ; Srinivasan, 2018 ; Arif, 2019 ; Akbar, 2020 ). The N. sativa and its various extracts have antibacterial activity and also inhibit the production of aflatoxin ( Abdallah, 2017 ).…”